Shenzhen Gaosid Electronic Co., Ltd. is an enterprise specializing in the development and production of security monitoring video transmission field. Our company covers an area of over 1500 square meters. With independent R&D teams, our own brand "Gaosid" and have been honored with the titles of "Chinese Famous Brand", “The No. 1 Power Brand", etc. Besides, most of our products have passed CE FCC RoHS certification.

Since the establishment in 2012, our company has developed many unique video transmission products, including AHD/CVI/TVI coaxial HD multiplexer, UTP video baluns, EOC extender, video multiplexer, AHD-CVI-TVI video balun, video converter, twisted pair transmitter, AHD/CVI/TVI twisted pair transmitter, surge protector, optical transmitter and receiver, video amplifiers, POE switchers, POE splitter and so on, to supply the markets in China, Southeast Asia, the Middle East, Europe and America. We have become one of the preferred suppliers of video transmission products. Furthermore, we can provide OEM and customization services.

We always provide the best quality at best prices, work with us, you will enjoy ”Made in Gaosid”!